./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label37.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fda1d3b829e8d762e85567723fe20859aaeef95c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label37.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fda1d3b829e8d762e85567723fe20859aaeef95c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:56,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:56,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:56,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:56,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:56,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:56,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:56,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:56,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:56,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:56,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:56,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:56,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:56,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:56,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:56,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:56,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:56,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:56,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:56,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:56,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:56,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:56,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:56,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:56,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:56,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:56,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:56,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:56,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:56,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:56,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:56,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:56,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:56,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:56,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:56,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:56,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:56,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:56,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:56,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:56,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:56,304 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:56,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:56,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:56,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:56,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:56,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:56,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:56,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:56,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:56,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:56,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:56,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:56,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:56,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:56,343 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:56,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:56,343 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:56,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:56,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:56,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:56,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:56,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:56,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:56,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:56,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:56,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:56,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:56,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:56,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:56,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fda1d3b829e8d762e85567723fe20859aaeef95c [2019-11-25 22:41:56,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:56,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:56,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:56,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:56,753 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:56,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-25 22:41:56,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/861fdc3e8/25d620efecb842fdae27986fa582157f/FLAGf7d56eb08 [2019-11-25 22:41:57,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:57,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-25 22:41:57,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/861fdc3e8/25d620efecb842fdae27986fa582157f/FLAGf7d56eb08 [2019-11-25 22:41:58,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/861fdc3e8/25d620efecb842fdae27986fa582157f [2019-11-25 22:41:58,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:58,409 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:58,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:58,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:58,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:58,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:58,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:58, skipping insertion in model container [2019-11-25 22:41:58,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:58" (1/1) ... [2019-11-25 22:41:58,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:58,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:59,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:59,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:00,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:00,091 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:00,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00 WrapperNode [2019-11-25 22:42:00,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:00,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:00,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:00,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:00,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:00,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:00,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:00,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:00,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:00,617 INFO L168 Benchmark]: Toolchain (without parser) took 2202.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.7 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:00,620 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:00,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1684.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 927.2 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:00,627 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.13 ms. Allocated memory is still 1.0 GB. Free memory was 927.2 MB in the beginning and 903.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:00,629 INFO L168 Benchmark]: Boogie Preprocessor took 258.06 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 886.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:00,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1684.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 927.2 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.13 ms. Allocated memory is still 1.0 GB. Free memory was 927.2 MB in the beginning and 903.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.06 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 886.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:03,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:03,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:03,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:03,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:03,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:03,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:03,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:03,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:03,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:03,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:03,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:03,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:03,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:03,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:03,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:03,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:03,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:03,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:03,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:03,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:03,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:03,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:03,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:03,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:03,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:03,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:03,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:03,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:03,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:03,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:03,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:03,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:03,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:03,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:03,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:03,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:03,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:03,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:03,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:03,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:03,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:03,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:03,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:03,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:03,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:03,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:03,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:03,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:03,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:03,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:03,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:03,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:03,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:03,570 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:03,570 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:03,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:03,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:03,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:03,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:03,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:03,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:03,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:03,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:03,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:03,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:03,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:03,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:03,575 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:03,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:03,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:03,576 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:03,577 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fda1d3b829e8d762e85567723fe20859aaeef95c [2019-11-25 22:42:04,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:04,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:04,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:04,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:04,090 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:04,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-25 22:42:04,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21b66d8eb/6ec9f5bf7a9546f6823a18ea8700098a/FLAG8da0f56d8 [2019-11-25 22:42:05,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:05,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-25 22:42:05,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21b66d8eb/6ec9f5bf7a9546f6823a18ea8700098a/FLAG8da0f56d8 [2019-11-25 22:42:05,723 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21b66d8eb/6ec9f5bf7a9546f6823a18ea8700098a [2019-11-25 22:42:05,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:05,728 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:05,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:05,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:05,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:05,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:05, skipping insertion in model container [2019-11-25 22:42:05,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:05" (1/1) ... [2019-11-25 22:42:05,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:05,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:07,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:07,232 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:07,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:07,662 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:07,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07 WrapperNode [2019-11-25 22:42:07,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:07,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:07,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:07,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:07,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:07,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:07,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:07,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:07,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:07,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:07" (1/1) ... [2019-11-25 22:42:08,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:08,074 INFO L168 Benchmark]: Toolchain (without parser) took 2340.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 898.5 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,075 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:08,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1930.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 921.4 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.83 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 909.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,081 INFO L168 Benchmark]: Boogie Preprocessor took 166.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 898.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1930.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 921.4 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.83 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 909.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.80 ms. Allocated memory is still 1.0 GB. Free memory was 909.9 MB in the beginning and 898.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...